TM 5-3895-379-23
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 6. Vibratory System Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Perform hydraulic vibratory test and 1. Fault not corrected. Replace
1.
Vibration Frequency Start-Up Is
adjustments (WP 0203 00).
vibratory
control
Slow, Time Lag After Travel Starts
assembly (WP 0208 00).
Is Excessive.
2. Fault not corrected. Replace
vibratory cooling/control valve
2.
Noisy Vibratory Motor.
Remove and inspect vibratory motor If vibratory mechanism is found to be
damaged, replace motor (WP 0206
WARNING
Ensure that parking brake is engaged and propel control lever is in
neutral position before turning engine start switch to ON position. If
roller accidently starts or rolls, injury or death may occur.
3.
Vibration Does Not Work
In
1. Check power to vibratory control. 1. If 24 to 28 Vdc are measured at
Forward or Reverse Travel.
Open left-side door assembly.
terminal 1 (wire C926-BU), turn
Disconnect harness connector
engine start switch and battery
from rear drum solenoid
disconnect switch to OFF position
connector.
Turn
battery
(TM 5-3895-379-10). Connect
disconnect switch and engine start
harness connector to solenoid
switch to ON position (TM 5-
connector. Go to Step 2.
3895-379-10). Set drum select
switch to rear position. Set
vibration control switch to manual
(MAN) position. Set multimeter to
measure Vdc. Touch positive (+)
probe of multimeter to terminal 1
(wire C926-BU) and negative (-)
probe of multimeter to good
ground.
HARNESS CONNECTOR
REAR DRUM
SOLENOID
CONNECTOR
WIRE C926-BU
REAR
TERMINAL 1
DRUM
WIRE
SOLENOID
200-BK
TERMINAL 2
401-225
